The most common side effects from using Synthroid, especially over the long term, are feelings of anxiety, insomnia and muscle tremors. Patients may also experience heart palpitations. These side effects can occur at any time, as the levels of thyroid hormone in the blood fluctuate.he thyroid gland secretes a hormone that regulates metabolism. Because Synthroid works to replace this hormone, long-term use can lead to some of the characteristics of an overactive metabolism.
Morin is a common French surname meaning The dark skinned or dark haired one. Augustin-Norbert Morin (1803â1865), lawyer, judge and politician, joint Premier of the Province of Canada. 2  Blain Morin, Canadian politician and labour union organizer. 3  Claude Morin (ADQ politician) (born 1953), Canadian politician.
MORIN-Surname Meaning | Origin for the Surname Morin Genealogy. Share. Learn the meaning and origin of the last name Morris, plus find genealogy and family trees for the Morris surname.ILNE-Surname Meaning | Origin for the Surname Milne Genealogy. Share. Learn the meaning and origin of the last name Mitchell, plus find genealogy and family trees for the Mitchell surname.